using System;
using System.Runtime.InteropServices;
using System.Security.Permissions;
using Microsoft.SharePoint;
using Microsoft.SharePoint.Security;
using Microsoft.SharePoint.Utilities;

namespace TFSWITConnector
{
    /// <summary>
    /// This class handles events raised during feature activation, deactivation, installation, uninstallation, and upgrade.
    /// </summary>
    /// <remarks>
    /// The GUID attached to this class may be used during packaging and should not be modified.
    /// </remarks>

    [Guid("c63a5dbf-59ab-4297-a3cf-fe26974daa53")]
    public class Feature1EventReceiver : SPFeatureReceiver
    {
        // Uncomment the method below to handle the event raised after a feature has been activated.

        //public override void FeatureActivated(SPFeatureReceiverProperties properties)
        //{
        //}


        // Uncomment the method below to handle the event raised before a feature is deactivated.

        public override void FeatureDeactivating(SPFeatureReceiverProperties properties)
        {
            if (properties.Feature.Parent == null) return;

            var spPropBag = (properties.Feature.Parent as SPWeb).Site.RootWeb.Properties;

            if (spPropBag.ContainsKey("Attachment_EntityName")) spPropBag["Attachment_EntityName"] = null;
            if (spPropBag.ContainsKey("Attachment_ShowInItemView")) spPropBag["Attachment_ShowInItemView"] = null;
            if (spPropBag.ContainsKey("Attachment_ShowInListView")) spPropBag["Attachment_ShowInListView"] = null;

            if (spPropBag.ContainsKey("LobSystem_Name")) spPropBag["LobSystem_Name"] = null;
            if (spPropBag.ContainsKey("LobSystem_TFSProjectName")) spPropBag["LobSystem_TFSProjectName"] = null;
            if (spPropBag.ContainsKey("LobSystem_TFSServerURL")) spPropBag["LobSystem_TFSServerURL"] = null;

            if (spPropBag.ContainsKey("WorkItem_ReadOnlyFields")) spPropBag["WorkItem_ReadOnlyFields"] = null;
            if (spPropBag.ContainsKey("WorkItem_RequiredInForms")) spPropBag["WorkItem_RequiredInForms"] = null;
            if (spPropBag.ContainsKey("WorkItem_ShowInItemView")) spPropBag["WorkItem_ShowInItemView"] = null;
            if (spPropBag.ContainsKey("WorkItem_ShowInListView")) spPropBag["WorkItem_ShowInListView"] = null;

            if (spPropBag.ContainsKey("LobSystem_TFSCredentials")) spPropBag["LobSystem_TFSCredentials"] = null;

            spPropBag.Update();
        }


        // Uncomment the method below to handle the event raised after a feature has been installed.

        //public override void FeatureInstalled(SPFeatureReceiverProperties properties)
        //{
        //}


        // Uncomment the method below to handle the event raised before a feature is uninstalled.

        //public override void FeatureUninstalling(SPFeatureReceiverProperties properties)
        //{
        //}

        // Uncomment the method below to handle the event raised when a feature is upgrading.

        //public override void FeatureUpgrading(SPFeatureReceiverProperties properties, string upgradeActionName, System.Collections.Generic.IDictionary<string, string> parameters)
        //{
        //}
    }
}
